import Vue from 'vue'
import Router from 'vue-router'
import Login from '@/components/Login'
import Home from '@/components/Home'
Vue.use(Router)

const router =new Router({
  routes: [
    {
      path:'/',
      redirect:'/login'
    },
    {
      path: '/login',
      component: Login
    },
    {
      path:'/home',
      component:Home
    }
  ]
})

//挂载路由导航守卫
router.beforeEach((to,from,next)=>{
  if(to.path==='/login') return next();
  const tokenStr=window.sessionStorage.getItem('token');
  if(!tokenStr) return next('/login');
  next();
})


export default router